Home / 31,328.29-46,992.57-7,954.66

Finding the Fourth Proportional to 31,328.29, 46,992.57 and 7,954.66

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Solution

The fourth proportional to 31,328.29, 46,992.57 and 7,954.66 is: 11,932.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.29 : 46,992.57 = 7,954.66 : x
  2. Step 2: Convert to fraction form
    31,328.29/46,992.57 = 7,954.66/x
  3. Step 3: Cross multiply
    31,328.29x = 46,992.57 × 7,954.66
  4. Step 4: Simplify right side
    31,328.29x = 373,809,916.88
  5. Step 5: Solve for x
    x = 373,809,916.88/31,328.29
  6. Step 6: Final answer
    x = 11,932.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.